* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    list-style-type: none;
    text-decoration: none;
}

* p {
    color: #ffffff;
}

body {
    background-color: #f0f2f5;
}

.box {
    width: 150%;
    min-width: 90%;
    display: flex;
    position: absolute;
}

.box>div {
    height: 100%;
}

.box>.nav {
    width: 255px;
    color: #ffffff;
    font-size: 14px;
    font-weight: 600;
    background-color: #00284d;
}

.box>.nav>div:first-child {
    width: 100%;
    height: 78px;
    display: flex;
    justify-content: center;
    background-color: #00284d;
}

.box>.nav>div:first-child>div {
    width: 100%;
    height: 60px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 0 15px;
}

.box>.nav>div:first-child>div p {
    font-size: 14px;
    width: 50%;
}

.box>.nav>div:last-child {

    width: 100%;
    background-color: #001529;
}

.box>.nav>div:last-child>div {
    width: 100%;
    background-color: #000000;
}

.box>.nav>div:last-child>div>div a {
    width: 100%;
    height: 100%;
    display: block;
    transition: all .2s;
}

.box>.nav>div:last-child>div>div a:hover {
    background-color: #188fff82;
    text-decoration: none;
}
.box>.nav>div:last-child>div>div>a:hover {
    background-color: #188fff82;
    text-decoration: none;
    height: 40px;
}
.box>.nav>div:last-child>div>div>a>p {
    width: 80%;
    cursor: pointer;
    line-height: 40px;
    margin-left: 20%;
    height: 40px;
}
.box>.nav>div:last-child>div>div{
    overflow: hidden;
    width: 100%;
    transition: all .5s;
    position: relative;
}

.box>.nav>div:last-child>div>div:not(.box>.nav>div:last-child>div>div:last-child) {
    height: 40px;
}
.box>.nav>div:last-child>div>div>div{
    position: absolute;
    width: 100%;
    top: 40px;
    left: 0;
}
.box>.nav>div:last-child>div>div>div>a{
    width: 100%;
}
.box>.nav>div:last-child>div>div>div>a>p {
    width: 70%;
    margin-left: 30%;
    line-height: 40px;
    height: 40px;
}

.box>.content {
    flex: 1;
    background-color: #f0f2f5;
}

.box>.content>.content-header {
    width: 100%;
    height: 100px;
    background-color: #ffffff;
}

.box>.content>.content-header>div {
    width: 100%;
    height: 50px;
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid #e9e9e9;
    padding: 1px 30px;
}

.box>.content>.content-header>div:first-child>div:first-child>img {
    width: 30px;
    height: 25px;
    cursor: pointer;
}

.box>.content>.content-header>div:first-child>div:last-child {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 30px;

}

.box>.content>.content-header>div:first-child>div:last-child>img {
    width: 25px;
    height: 30px;
    cursor: pointer;
    margin-right: 20px;
}

.box>.content>.content-header>div:first-child>div:last-child>div:nth-child(2) {
    border-radius: 50%;
    width: 25px;
    height: 25px;
    background-color: #000000;
    margin: 0 5px;
}

.box>.content>.content-header>div:first-child>div:last-child>div:nth-child(3) {
    color: #000;
    font-size: 15px;
}

.box>.content>.content-header>div:last-child {
    align-items: center;
}

.box>.content>.content-header>div:last-child>div {
    color: #838283;
    font-size: 15px;
    font-weight: 700;
}

.box>.content>.content-content {
    background-color: #ffffff;
    margin: 10px 10px 0 10px;
    width: calc(100% - 20px);
    border-radius: 4px;
    padding: 20px 15px;
}

.divSelect {
    width: 100px;
    height: 30px;
    border: 1px solid rgba(0, 0, 0, 0.798);
    border-radius: 10px;
    cursor: pointer;
    position: relative;
    display: inline-block
}

.divSelect div {
    width: 100%;
    color: #000;
}

.divSelect>div:first-child {
    display: flex;
    height: 100%;
    justify-content: center;
    align-items: center;
    background-color: #ffffff;
    border-radius: 10px;
    transition: all .3s;
}

.divSelect>div:first-child:hover {
    background-color: #1890ff;
    border-radius: 10px;
}

.divSelect>div:nth-child(2) {
    position: absolute;
    display: none;
    z-index: 2;
    left: 0;
    width: 100%;
    border: 1px solid black;
    border-top: none;
    background-color: #ffffff;
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
}

.divSelect>div:nth-child(2)>div {
    width: 100%;
    height: 25px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all .3s;
}

.divSelect>div:nth-child(2)>div:hover {
    background-color: #1890ff;
}

.divSelect>div:nth-child(2)>div:last-child:hover {
    border-bottom-right-radius: 10px;
    border-bottom-left-radius: 10px;
    background-color: #1890ff;
}

.divSelect::after {
    content: " ";
    width: 0;
    height: 0;
    position: absolute;
    top: calc(50% - 4px);
    right: 2%;
    border: 8px solid transparent;
    border-top-color: black;
}

.divState {
    width: 50px;
    height: 25px;
    border: none;
    padding: 1px;
    border-radius: 20px;
    background-color: #d9d9d9;
    position: relative;
    cursor: pointer;
}

.divState>div {
    width: 23px;
    height: 23px;
    border-radius: 50%;
    position: absolute;
    top: 1px;
    left: 1px;
    background-color: #ffffff;
}